Mental Floss tests 30 Life Hacks so you don’t have to

Mental Floss’s John Green tests 30 life hacks in this video from last month:

The video is third in a series of life hack videos, the first being from October 2013. . .

. . .and one in January 2014. . .

. . .and now we’re seriously thinking of investing in some unscented, unflavored dental floss to cut our cheeses with!